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| Patents for William Porter | |||||
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| Number | Date | Patentee | Title | Type | |
| 8,297X | Jul. 08, 1834 | A. Sanger, W. Porter | Constructing hatters' kettles | milliner | |
| 10,507 | Feb. 07, 1854 | A. Merrell | Machine for dressing spokes | wheelwright | |
| 24,820 | Jul. 19, 1859 | W. Porter | Saw-gummer | saw gummers | |